53303334552 has 64 divisors (see below), whose sum is σ = 159454428000. Its totient is φ = 16401025152.

The previous prime is 53303334527. The next prime is 53303334593. The reversal of 53303334552 is 25543330335.

53303334552 is a `hidden beast` number, since 5 + 3 + 303 + 3 + 345 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9488527 + ... + 9494142.

Almost surely, 2^53303334552 is an apocalyptic number.

53303334552 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

53303334552 is an abundant number, since it is smaller than the sum of its proper divisors (106151093448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53303334552 is a wasteful number, since it uses less digits than its factorization.

53303334552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18982697 (or 18982687 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 36.

Adding to 53303334552 its reverse (25543330335), we get a palindrome (78846664887).

The spelling of 53303334552 in words is "fifty-three billion, three hundred three million, three hundred thirty-four thousand, five hundred fifty-two".